diff --git a/src/bot_commands.py b/src/bot_commands.py
index 117b8c9..4d05c3b 100644
--- a/src/bot_commands.py
+++ b/src/bot_commands.py
@@ -36,6 +36,8 @@ async def handle_command(event, client):
     if sender.id != ADMIN_ID:
         return
 
+    link_filter.load_data_from_file()  # 在处理命令前重新加载数据
+    
     command, *args = event.message.text.split()
     command = command.lower()
 
@@ -46,24 +48,26 @@ async def handle_command(event, client):
 
 async def handle_keyword_command(event, command, args):
     if command == '/list':
+        link_filter.load_data_from_file()  # 确保使用最新数据
         keywords = link_filter.keywords
         await event.reply("当前关键词列表：\n" + "\n".join(keywords) if keywords else "关键词列表为空。")
     elif command == '/add' and args:
-        keyword = ' '.join(args)  # 使用所有参数，以防关键词中含有空格
+        keyword = ' '.join(args)
         if keyword not in link_filter.keywords:
             link_filter.add_keyword(keyword)
+            link_filter.load_data_from_file()  # 重新加载以确保数据同步
             await event.reply(f"关键词 '{keyword}' 已添加。")
         else:
             await event.reply(f"关键词 '{keyword}' 已存在。")
     elif command == '/delete' and args:
-        keyword = ' '.join(args)  # 使用所有参数，以防关键词中含有空格
+        keyword = ' '.join(args)
         matching_keywords = [k for k in link_filter.keywords if k.lower() == keyword.lower()]
         if matching_keywords:
             for k in matching_keywords:
                 link_filter.remove_keyword(k)
+            link_filter.load_data_from_file()  # 重新加载以确保数据同步
             await event.reply(f"关键词 '{keyword}' 已删除。")
         else:
-            # 如果没有精确匹配，尝试查找部分匹配的关键词
             similar_keywords = [k for k in link_filter.keywords if keyword.lower() in k.lower()]
             if similar_keywords:
                 await event.reply(f"未找到精确匹配的关键词 '{keyword}'。\n\n是否要删除以下相似的关键词？\n" + "\n".join(similar_keywords))
@@ -72,9 +76,9 @@ async def handle_keyword_command(event, command, args):
     else:
         await event.reply("无效的命令或参数。")
 
-
 async def handle_whitelist_command(event, command, args):
     if command == '/listwhite':
+        link_filter.load_data_from_file()  # 确保使用最新数据
         whitelist = link_filter.whitelist
         await event.reply("白名单域名列表：\n" + "\n".join(whitelist) if whitelist else "白名单为空。")
     elif command == '/addwhite' and args:
@@ -82,6 +86,7 @@ async def handle_whitelist_command(event, command, args):
         if domain not in link_filter.whitelist:
             link_filter.whitelist.append(domain)
             link_filter.save_whitelist()
+            link_filter.load_data_from_file()  # 重新加载以确保数据同步
             await event.reply(f"域名 '{domain}' 已添加到白名单。")
         else:
             await event.reply(f"域名 '{domain}' 已在白名单中。")
@@ -90,16 +95,20 @@ async def handle_whitelist_command(event, command, args):
         if domain in link_filter.whitelist:
             link_filter.whitelist.remove(domain)
             link_filter.save_whitelist()
+            link_filter.load_data_from_file()  # 重新加载以确保数据同步
             await event.reply(f"域名 '{domain}' 已从白名单中删除。")
         else:
             await event.reply(f"域名 '{domain}' 不在白名单中。")
     else:
         await event.reply("无效的命令或参数。")
 
+
 def get_keywords():
+    link_filter.load_data_from_file()
     return link_filter.keywords
 
 def get_whitelist():
+    link_filter.load_data_from_file()
     return link_filter.whitelist
 
 __all__ = ['handle_command', 'get_keywords', 'get_whitelist', 'register_commands']
diff --git a/src/guard.py b/src/guard.py
index 9f32812..326e541 100644
--- a/src/guard.py
+++ b/src/guard.py
@@ -10,8 +10,17 @@ from bot_commands import handle_command
 import logging
 
 # 设置日志
-logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+DEBUG_MODE = os.environ.get('DEBUG_MODE', 'False').lower() == 'true'
+
+logging.basicConfig(level=logging.INFO if not DEBUG_MODE else logging.DEBUG, 
+                    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+
 logger = logging.getLogger('TeleGuard')
+link_filter_logger = logging.getLogger('TeleGuard.LinkFilter')
+link_filter_logger.setLevel(logging.DEBUG if DEBUG_MODE else logging.INFO)
+
+# 调整第三方库的日志级别
+logging.getLogger('telethon').setLevel(logging.WARNING)
 
 # 环境变量
 BOT_TOKEN = os.environ.get('BOT_TOKEN')
diff --git a/src/link_filter.py b/src/link_filter.py
index 646aaa8..98c69bd 100644
--- a/src/link_filter.py
+++ b/src/link_filter.py
@@ -52,6 +52,7 @@ class LinkFilter:
     def load_data_from_file(self):
         self.keywords = self.load_json(self.keywords_file)
         self.whitelist = self.load_json(self.whitelist_file)
+        logger.info(f"Reloaded {len(self.keywords)} keywords and {len(self.whitelist)} whitelist entries")
 
     def normalize_link(self, link):
         link = re.sub(r'^https?://', '', link)
@@ -75,6 +76,7 @@ class LinkFilter:
             self.keywords.append(keyword)
             self.save_keywords()
             logger.info(f"New keyword added: {keyword}")
+            self.load_data_from_file()  # 重新加载文件
         else:
             logger.debug(f"Keyword already exists: {keyword}")
 
@@ -83,6 +85,7 @@ class LinkFilter:
             keyword = self.normalize_link(keyword)
         if keyword in self.keywords:
             self.keywords.remove(keyword)
+            self.load_data_from_file()  # 重新加载文件
             self.save_keywords()
             return True
         return False